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句型转换
感谢您能抽出几分钟时间来参加本次答题，现在我们就马上开始吧！
My sister can clean the room. 对My sister提问
This is a book. 变成复数的句子
There are some flowers in the garden. 变一般疑问句
Tom goes to school by bike. 对by bike提问
There is a basketball in the bedroom. 变成过去时的句子
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